(1/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/18/2025 3:30 PM America/Puerto_Rico.
Valid through 9/19/2025 4:15 AM America/Puerto_Rico.
fzca52 tjsj 181930
cwfsju
expires:202509190815;;207202
coastal waters forecast
national weather service san juan pr
330 pm ast thu sep 18 2025
puerto rico and the u.s. virgin islands waters
amz712-190815-
coastal waters of northern puerto rico out 10 nm-
330 pm ast thu sep 18 2025
.tonight...southeast winds 5 to 10 knots. seas 3 to 4 feet. wave
detail: northeast 4 feet at 8 seconds and north 1 foot at 8 seconds.
isolated thunderstorms.
.friday...southeast winds 5 to 10 knots. seas 3 to 4 feet. wave
detail: northeast 3 feet at 8 seconds and north 1 foot at 8 seconds.
scattered showers in the afternoon.
.friday night...southeast winds 5 to 10 knots. seas around 3 feet.
wave detail: northeast 3 feet at 8 seconds and northeast 2 feet at
14 seconds. numerous showers.
.saturday...southeast winds around 5 knots, becoming east in the
afternoon. seas 3 to 4 feet. wave detail: northeast 4 feet at
13 seconds and northeast 2 feet at 8 seconds. numerous showers in
the afternoon.
.saturday night...southeast winds around 5 knots. seas around
4 feet. wave detail: northeast 4 feet at 12 seconds. numerous
showers, mainly in the evening.
.sunday...southeast winds 5 to 10 knots, becoming east 10 to
15 knots with gusts up to 20 knots in the afternoon. seas around
4 feet. wave detail: northeast 4 feet at 11 seconds.
.sunday night...east winds 5 to 10 knots. seas 3 to 4 feet.
scattered showers.
.monday...east winds 5 to 10 knots, increasing to 10 to 15 knots in
the afternoon. seas 3 to 4 feet. scattered showers.
.monday night...east winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. seas 3 to 4 feet.
.tuesday...east winds 10 to 15 knots. seas 3 to 4 feet. scattered
showers in the afternoon.
.tuesday night...east winds 10 to 15 knots. seas around 4 feet.
winds and seas higher in and near thunderstorms.
$$
(2/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/18/2025 3:30 PM America/Puerto_Rico.
Valid through 9/19/2025 4:15 AM America/Puerto_Rico.
fzca52 tjsj 181930
cwfsju
expires:202509190815;;207207
coastal waters forecast
national weather service san juan pr
330 pm ast thu sep 18 2025
puerto rico and the u.s. virgin islands waters
amz735-190815-
coastal waters of southern puerto rico out 10 nm-
330 pm ast thu sep 18 2025
.tonight...east winds 5 to 10 knots. seas 2 to 3 feet. wave detail:
east 2 feet at 8 seconds and southeast 1 foot at 4 seconds. isolated
thunderstorms. scattered showers this evening, then numerous showers
after midnight.
.friday...southeast winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: east 2 feet at 8 seconds and southeast 1 foot at 5 seconds.
scattered showers in the morning.
.friday night...east winds 5 to 10 knots, diminishing to around
5 knots after midnight. seas around 2 feet. wave detail: east 2 feet
at 8 seconds and southeast 1 foot at 5 seconds. scattered showers
after midnight.
.saturday...southeast winds 5 to 10 knots. seas around 2 feet. wave
detail: southeast 1 foot at 5 seconds and east 1 foot at 8 seconds.
.saturday night...east winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: southeast 1 foot at 5 seconds.
.sunday...east winds 5 to 10 knots. seas 2 to 3 feet. wave detail:
southeast 1 foot at 4 seconds and east 1 foot at 10 seconds.
.sunday night...east winds 5 to 10 knots. seas 2 to 3 feet.
scattered showers.
.monday...east winds 5 to 10 knots, increasing to 10 to 15 knots in
the afternoon. seas 2 to 3 feet.
.monday night...east winds 10 to 15 knots. seas 2 to 3 feet.
.tuesday...east winds 10 to 15 knots. seas 2 to 3 feet. scattered
showers in the morning.
.tuesday night...east winds 10 to 15 knots. seas 3 to 4 feet.
winds and seas higher in and near thunderstorms.
$$
(3/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/18/2025 3:30 PM America/Puerto_Rico.
Valid through 9/19/2025 4:15 AM America/Puerto_Rico.
fzca52 tjsj 181930
cwfsju
expires:202509190815;;207208
coastal waters forecast
national weather service san juan pr
330 pm ast thu sep 18 2025
puerto rico and the u.s. virgin islands waters
amz741-190815-
mona passage southward to 17n-
330 pm ast thu sep 18 2025
.tonight...southeast winds 10 to 15 knots. seas around 3 feet. wave
detail: northeast 2 feet at 8 seconds and north 1 foot at 8 seconds.
numerous showers with isolated thunderstorms until early morning,
then scattered showers late.
.friday...southeast winds 10 to 15 knots. seas around 3 feet. wave
detail: northeast 3 feet at 8 seconds and north 1 foot at 8 seconds.
scattered showers.
.friday night...southeast winds 5 to 10 knots. seas 2 to 3 feet.
wave detail: east 2 feet at 8 seconds and southeast 1 foot at
4 seconds. scattered showers after midnight.
.saturday...southeast winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: northeast 2 feet at 8 seconds and southeast 1 foot at
5 seconds. scattered showers in the morning.
.saturday night...southeast winds 5 to 10 knots. seas 2 to 3 feet.
wave detail: east 2 feet at 8 seconds and northeast 2 feet at
13 seconds.
.sunday...southeast winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: southeast 2 feet at 4 seconds and northeast 2 feet at
12 seconds. scattered showers in the morning.
.sunday night...east winds 5 to 10 knots. seas around 3 feet.
scattered showers.
.monday...east winds 10 to 15 knots. seas around 3 feet.
.monday night...east winds 10 to 15 knots. seas 3 to 4 feet.
.tuesday...east winds 10 to 15 knots. seas 3 to 4 feet. scattered
showers in the morning.
.tuesday night...east winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. seas 3 to 4 feet.
winds and seas higher in and near thunderstorms.
$$
(4/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/18/2025 3:30 PM America/Puerto_Rico.
Valid through 9/19/2025 4:15 AM America/Puerto_Rico.
fzca52 tjsj 181930
cwfsju
expires:202509190815;;207209
coastal waters forecast
national weather service san juan pr
330 pm ast thu sep 18 2025
puerto rico and the u.s. virgin islands waters
amz742-190815-
coastal waters of northwestern puerto rico out 10 nm-
330 pm ast thu sep 18 2025
.tonight...southeast winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: northeast 2 feet at 7 seconds and south 1 foot at 4 seconds.
.friday...southeast winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: north 2 feet at 7 seconds and south 1 foot at 3 seconds.
showers in the afternoon.
.friday night...southeast winds 5 to 10 knots. seas 2 to 3 feet.
wave detail: north 2 feet at 7 seconds and south 1 foot at
3 seconds. scattered showers in the evening.
.saturday...south winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: north 2 feet at 14 seconds and south 1 foot at 3 seconds.
scattered showers in the afternoon.
.saturday night...southeast winds 5 to 10 knots. seas 2 to 3 feet.
wave detail: north 2 feet at 13 seconds and south 1 foot at
3 seconds. scattered showers in the evening.
.sunday...southeast winds around 5 knots. seas 2 to 3 feet. wave
detail: northeast 2 feet at 12 seconds and south 1 foot at
3 seconds.
.sunday night...east winds around 5 knots. seas 2 to 3 feet.
.monday...east winds 5 to 10 knots. seas 2 to 3 feet. scattered
showers in the afternoon.
.monday night...east winds 5 to 10 knots. seas 2 to 3 feet.
scattered showers.
.tuesday...east winds 5 to 10 knots, increasing to 10 to 15 knots in
the afternoon. seas 2 to 3 feet. scattered showers in the afternoon.
.tuesday night...east winds 10 to 15 knots. seas 2 to 4 feet.
$$
(5/5)
Latest Coastal Waters Forecast by TJSJ
Issued 9/18/2025 3:30 PM America/Puerto_Rico.
Valid through 9/19/2025 4:15 AM America/Puerto_Rico.
fzca52 tjsj 181930
cwfsju
expires:202509190815;;207210
coastal waters forecast
national weather service san juan pr
330 pm ast thu sep 18 2025
puerto rico and the u.s. virgin islands waters
amz745-190815-
coastal waters of southwestern puerto rico out 10 nm-
330 pm ast thu sep 18 2025
.tonight...east winds around 10 knots. seas around 2 feet. wave
detail: southeast 1 foot at 4 seconds and north 1 foot at 8 seconds.
isolated showers.
.friday...southeast winds 10 to 15 knots. seas around 2 feet. wave
detail: southeast 1 foot at 3 seconds and north 1 foot at 8 seconds.
.friday night...southeast winds 5 to 10 knots. seas around 2 feet.
wave detail: southeast 1 foot at 3 seconds and north 1 foot at
8 seconds.
.saturday...southeast winds 5 to 10 knots. seas around 2 feet. wave
detail: southeast 1 foot at 4 seconds and north 1 foot at 8 seconds.
.saturday night...southeast winds 5 to 10 knots. seas around 2 feet.
wave detail: southeast 1 foot at 4 seconds and north 1 foot at
8 seconds.
.sunday...southeast winds 5 to 10 knots. seas around 2 feet. wave
detail: southeast 1 foot at 4 seconds and north 1 foot at 8 seconds.
.sunday night...east winds 5 to 10 knots. seas around 2 feet.
.monday...east winds 5 to 10 knots. seas around 2 feet.
.monday night...east winds 5 to 10 knots. seas around 2 feet.
.tuesday...east winds around 5 knots. seas around 2 feet. scattered
showers in the afternoon.
.tuesday night...east winds 5 to 10 knots. seas around 2 feet.
$$
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